Yunyan Ma – Biography
Last update: January 26, 2026Executive profile
Yunyan Ma is currently
Director at Techand Ecology & Environment - View - Techand Ecology & Environment org chart
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The colleagues of Yunyan Ma
Company Colleagues
- At Techand Ecology & Environment, Yunyan Ma has 9 colleagues including Yangchun Chen (President), Min Li (Director)…
Industry Colleagues
- In the Environmental Services industry, Yunyan Ma has 7,952 colleagues in 344 companies located in 35 countries. 3,153 executive movements have been recorded in the last 12 months. Learn more about Environmental Services.
Get in Touch
Here are a few tips for establishing great contacts.
Through the switchboard, call Techand Ecology & Environment at +86 755 ... and ask for Yunyan Ma.
